diff --git a/工具v2/database_tools.py b/工具v2/database_tools.py
index d6d320a1..f84c66b7 100644
--- a/工具v2/database_tools.py
+++ b/工具v2/database_tools.py
@@ -642,7 +642,9 @@ def SortUsages(prodict): #对使用记录按字符串进行排序
 def SortUsagesbyAverage(theusages): #根据使用记录每一条的平均值进行排序, 越高的在越前面
     glossdifflist = []
     for i in range(len(theusages)):
-        glossdifflist = glossdifflist + [(i,parseUsage(theusages[i])["glossdiff"])]
+        glossdiff = parseUsage(theusages[i])["glossdiff"] 
+        if glossdiff <= 0.999: #去除全对的使用记录
+            glossdifflist = glossdifflist + [(i,glossdiff)]
     sortedglossdifflist = sorted(glossdifflist, key = lambda x:x[1], reverse = True)
     newusages = [theusages[i[0]] for i in sortedglossdifflist]
     return(newusages) # 返回排序后的list